Home / 27,495.18-37,944.21-15,558.30

Finding the Fourth Proportional to 27,495.18, 37,944.21 and 15,558.30

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Solution

The fourth proportional to 27,495.18, 37,944.21 and 15,558.30 is: 21,470.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,495.18 : 37,944.21 = 15,558.30 : x
  2. Step 2: Convert to fraction form
    27,495.18/37,944.21 = 15,558.30/x
  3. Step 3: Cross multiply
    27,495.18x = 37,944.21 × 15,558.30
  4. Step 4: Simplify right side
    27,495.18x = 590,347,402.44
  5. Step 5: Solve for x
    x = 590,347,402.44/27,495.18
  6. Step 6: Final answer
    x = 21,470.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.